CVE-2002-2331: W3Mail 1.0.2 through 1.0.5 with server side scripting (SSI) enabled in the attachments directory does not prop

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MEDIUM 5.8DOWNGRADE

CVE-2002-2331 is a medium-severity flaw (CVSS 5.8) affecting w3mail. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

W3Mail 1.0.2 through 1.0.5 with server side scripting (SSI) enabled in the attachments directory does not properly restrict the types of files that can be uploaded as attachments, which allows remote attackers to execute arbitrary code by sending code in MIME attachments, then requesting the attachments.

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.8 (Medium)
EPSS exploit chance	2.1% (top 19%)
CISA exploited list	No
Weakness	CWE-16
Published	2002-12-31
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: cascadesoft

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2002-12-31 05:00 UTCPublished CVE record published
2026-06-16 22:01 UTCUpdated Record last modified

cascadesoft w3mail DOWNGRADE

Affected: 1.0.2 · 1.0.3 · 1.0.4 · 1.0.5

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0.2

1. Check installed version

apt-cache policy w3mail || rpm -q w3mail || w3mail --version

2. No fixed release: DOWNGRADE to a release before 1.0.2 (Debian / Ubuntu)

apt-cache madison w3mail sudo apt install w3mail=<VERSION_BEFORE_1.0.2> sudo apt-mark hold w3mail

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list w3mail sudo dnf downgrade w3mail-<VERSION_BEFORE_1.0.2> sudo dnf versionlock add w3mail

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2002-2331?

w3mail: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2002-2331 being exploited?

CVE-2002-2331 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2002-2331 affect?

CVE-2002-2331 affects w3mail. Severity is medium (CVSS 5.8). W3Mail 1.0.2 through 1.0.5 with server side scripting (SSI) enabled in the attachments directory does not properly restrict the types of files that can be uploaded as attachments, which allows remote attackers to execute arbitrary code by s

How urgent is CVE-2002-2331?

Priority 41/100. No elevated risk signals yet.

Related CVEs

CVE-2002-2399 MEDIUM 6.4 DOWNGRADE Directory traversal vulnerability in viewAttachment.cgi in W3Mail 1.0.6 allows remote attackers to read arbitr
CVE-2001-1100 HIGH 7.5 DOWNGRADE sendmessage.cgi in W3Mail 1.0.2, and possibly other CGI programs, allows remote attackers to execute arbitrary

References

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